return
{
{id1=1,id2=1,id3="ab1",num=1,desc="desc1",},
{id1=1,id2=1,id3="ab2",num=2,desc="desc2",},
{id1=1,id2=5,id3="ab1",num=3,desc="desc3",},
{id1=4,id2=5,id3="ab1",num=4,desc="desc4",},
{id1=5,id2=9,id3="ab5",num=5,desc="desc5",},
{id1=6,id2=11,id3="ab6",num=6,desc="desc6",},
{id1=7,id2=13,id3="ab7",num=7,desc="desc7",},
{id1=8,id2=15,id3="ab8",num=8,desc="desc8",},
{id1=9,id2=17,id3="ab9",num=9,desc="desc9",},
{id1=10,id2=19,id3="ab10",num=10,desc="desc10",},
{id1=11,id2=21,id3="ab11",num=11,desc="desc11",},
}